@misc{landes_single_specimen_1992, 
author={Landes, J. D., Zerbst, U., Heerens, J., Petrovski, B., Schwalbe, K.-H.},
title={Single specimen test analysis to determine lower bound toughness in the transition},
year={1992},
howpublished = {conference lecture: Gatlinburg, TN (USA);},
note = {Landes, J.; Zerbst, U.; Heerens, J.; Petrovski, B.; Schwalbe, K.: Single specimen test analysis to determine lower bound toughness in the transition. In: 24th National Symposium on Fracture Mechanics. Gatlinburg, TN (USA). 1992. 171-185.}}